2215568 has 20 divisors (see below), whose sum is σ = 4367280. Its totient is φ = 1088544.

The previous prime is 2215561. The next prime is 2215573. The reversal of 2215568 is 8655122.

It is a self number, because there is not a number n which added to its sum of digits gives 2215568.

It is not an unprimeable number, because it can be changed into a prime (2215561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230 + ... + 2117.

It is an arithmetic number, because the mean of its divisors is an integer number (218364).

2^2215568 is an apocalyptic number.

It is an amenable number.

2215568 is a deficient number, since it is larger than the sum of its proper divisors (2151712).

2215568 is a wasteful number, since it uses less digits than its factorization.

2215568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414 (or 2408 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 2215568 is about 1488.4784177139. The cubic root of 2215568 is about 130.3652058171.

The spelling of 2215568 in words is "two million, two hundred fifteen thousand, five hundred sixty-eight".